Featuring an interview with actor George Takei, host Neil deGrasse Tyson and his guests discuss the science of Star Trek.
(12:23)Featuring an interview with filmmaker Christopher Nolan, host Neil deGrasse Tyson and his guests discuss relativity and the...
(11:56)Neil deGrasse Tyson interviews legendary television producer Norman Lear and discusses his influence on American culture with...
(44:09)Cyclist Lance Armstrong explains how performance enhancing drugs entered the world of endurance sports.
(02:03)Two brown bear cubs have their first tree climbing lesson.
(02:21)Cheeto talks about the glory days of Picher, Oklahoma.
(02:35)Billy scares off a visitor taking photographs.
(02:47)A mother black bear defends her cubs from a threatening male.
(01:29)Capo the Cape Cobra goes head to head with a yellow mongoose.
(01:44)A look at the running of the Palio, Siena’s historic horse race.
(03:00)The Allies cross the Rhine and march towards Berlin.
(01:34)The most poisonous vertebrate on earth.
(03:56)Go behind the scenes to this amazing experience.
(02:59)Coral requires a specific set of elements in the environment to be able to flourish and grow.
(02:08)It takes the entire Heim Log team to find a way to fix uneven walls on a grand Norwegian-style cabin in the Lone Star state.
(01:53)Cory and Nate take a break from building log cabins to create handcrafted outdoor furniture for Cory’s dad.
(02:27)Lynx teaches her students at the Four Seasons Prehistoric Project how to tell the difference between rocks and how to use them.
(01:03)The best of The 90s: The Last Great Decade in one minute!
(01:05)Take a first look at National Geographic’s next revolutionary scientific event: Breakthrough.
(00:32)What have been humanity's last scientific advances? From baby steps to magnificent strides—witness it all on Breakthrough.
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